Solution mining

Details Solution mining Solution mining

1986-07-18

1988-06-28

Novosad, Stephen J.

Mining or in situ disintegration of hard material

In situ conversion of solid to fluid

Dissolving or chemical reaction

175 61, E21C 4100

Patent

active

047534850

ABSTRACT:
A method for enhanced mineral recovery from a subsurface earth formation is disclosed. An outer loop borehole is formed from a vertical shaft. A leaching fluid is injected from the surface to the outer loop borehole to leach away minerals in proximity with the loop.

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patent: 2404341 (1946-07-01), Zublin
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patent: 3386508 (1968-06-01), Bielstein et al.
patent: 3941422 (1976-03-01), Henderson
patent: 4007788 (1977-02-01), Striegler et al.
patent: 4222611 (1980-09-01), Larson et al.
patent: 4311340 (1982-01-01), Lyons et al.
patent: 4425003 (1984-01-01), Huff

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